package com.study.design.builder.bike;

/**
 * @Author 网易云课堂微专业-java高级开发工程师【allen老师】
 * @Version 1.0
 */
// 抽象 builder 类
public abstract class Builder {
    abstract void buildFrame();
    abstract void buildSeat();
    abstract void buildTire();
    abstract Bike createBike();
}